Parsing Params

Padrino is often used for web service applications. One common need these
applications have is to parse incoming messages, typically JSON or XML. This
data will come as part of the request's body instead of the typical form data
approach, i.e. url parameters or multipart form data.

Here's when Rack::Parser
comes in handy since it will do just that. In app/app.rb or in config.ru
just add: